CN100397179C - 光导装置、背光组件和液晶显示装置 - Google Patents

光导装置、背光组件和液晶显示装置 Download PDF

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Publication number
CN100397179C
CN100397179C CNB031471773A CN03147177A CN100397179C CN 100397179 C CN100397179 C CN 100397179C CN B031471773 A CNB031471773 A CN B031471773A CN 03147177 A CN03147177 A CN 03147177A CN 100397179 C CN100397179 C CN 100397179C
Authority
CN
China
Prior art keywords
light
backlight assembly
light guide
guide plate
sheet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CNB031471773A
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English (en)
Chinese (zh)
Other versions
CN1470917A (zh
Inventor
李相德
姜正泰
金奎锡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Display Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of CN1470917A publication Critical patent/CN1470917A/zh
Application granted granted Critical
Publication of CN100397179C publication Critical patent/CN100397179C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
    • G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
CNB031471773A 2002-07-09 2003-07-08 光导装置、背光组件和液晶显示装置 Expired - Fee Related CN100397179C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR39810/02 2002-07-09
KR39810/2002 2002-07-09
KR1020020039810A KR20040005309A (ko) 2002-07-09 2002-07-09 도광장치와 이를 갖는 백라이트 어셈블리 및 액정 표시 장치

Publications (2)

Publication Number Publication Date
CN1470917A CN1470917A (zh) 2004-01-28
CN100397179C true CN100397179C (zh) 2008-06-25

Family

ID=30113109

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB031471773A Expired - Fee Related CN100397179C (zh) 2002-07-09 2003-07-08 光导装置、背光组件和液晶显示装置

Country Status (5)

Country Link
US (2) US7133092B2 (enExample)
JP (1) JP4362048B2 (enExample)
KR (1) KR20040005309A (enExample)
CN (1) CN100397179C (enExample)
TW (1) TWI336011B (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102279432A (zh) * 2010-04-06 2011-12-14 Skc哈斯显示器薄膜有限公司 用微图案化的载体制造的双面导光板
CN102588803A (zh) * 2012-03-14 2012-07-18 昆山市诚泰电气股份有限公司 平板型led灯
CN102588802A (zh) * 2012-03-14 2012-07-18 昆山市诚泰电气股份有限公司 Led平面灯
CN103927950A (zh) * 2013-01-11 2014-07-16 群创光电股份有限公司 具有雾度元件的显示装置

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040005309A (ko) * 2002-07-09 2004-01-16 삼성전자주식회사 도광장치와 이를 갖는 백라이트 어셈블리 및 액정 표시 장치
KR100698061B1 (ko) * 2004-03-30 2007-03-23 엘지.필립스 엘시디 주식회사 직하형 백라이트 유닛
CN100432709C (zh) * 2004-09-27 2008-11-12 中华映管股份有限公司 笔记本电脑、背光模块及其导光板
US7775700B2 (en) * 2004-10-01 2010-08-17 Rohm And Haas Electronics Materials Llc Turning film using array of roof prism structures
US7408461B2 (en) * 2005-01-11 2008-08-05 Controlled Capture Systems, Llc Metal detection system and method
KR101222957B1 (ko) * 2005-12-29 2013-01-17 엘지디스플레이 주식회사 액정표시장치
KR100800512B1 (ko) * 2006-10-10 2008-02-04 엘지전자 주식회사 도광시트의 제조 방법
JP4333768B2 (ja) * 2007-04-06 2009-09-16 ソニー株式会社 表示装置
US7379130B1 (en) 2007-10-03 2008-05-27 Vitera Llc LCD with hetero polar light guide
KR100906492B1 (ko) * 2008-12-18 2009-07-08 (주)섬레이코퍼레이션 면광원 조명장치
KR101580329B1 (ko) * 2009-09-07 2015-12-23 엘지이노텍 주식회사 휴대용 기기에서의 전력 회생장치
US20110242849A1 (en) * 2010-04-05 2011-10-06 Skc Haas Display Films Co., Ltd. Thin double-sided light guide plate
US20110242847A1 (en) * 2010-04-06 2011-10-06 Skc Haas Display Films Co., Ltd. Laminated double-sided light guide plate
US20110242848A1 (en) * 2010-04-06 2011-10-06 SKC Haas Display Film Co., Ltd. Printed double-sided light guide plate
JP5200077B2 (ja) * 2010-09-13 2013-05-15 住友化学株式会社 光学シート、面光源装置及び透過型画像表示装置
US8628321B2 (en) * 2010-10-13 2014-01-14 Microsoft Corporation Molding of nonuniform object having undercut structure
TWI408046B (zh) * 2010-12-28 2013-09-11 Au Optronics Corp 背光模組、導光裝置及其導光板製造方法
JP5197782B2 (ja) * 2011-03-04 2013-05-15 株式会社東芝 バックライト装置および表示装置
TW201300894A (zh) * 2011-06-20 2013-01-01 Au Optronics Corp 側光式背光模組
CN102565922A (zh) * 2012-03-05 2012-07-11 昆山市诚泰电气股份有限公司 具有光扩散功能的玻璃导光板
TWI539211B (zh) 2012-04-30 2016-06-21 中強光電股份有限公司 導光板及使用導光板之背光模組
DE102012109900B4 (de) * 2012-10-17 2015-10-15 Bayerische Motoren Werke Aktiengesellschaft Fahrzeugverglasung
TWI499836B (zh) * 2013-01-11 2015-09-11 Innolux Corp 具有霧度元件的顯示裝置
KR102158802B1 (ko) * 2013-10-31 2020-09-23 삼성디스플레이 주식회사 표시 패널 및 액정 표시 장치
KR101641375B1 (ko) * 2014-04-03 2016-07-21 주식회사 비바아트 복합 광산란요소를 갖는 도광판 유닛과 이의 제조방법
CN107817540B (zh) * 2014-07-18 2020-04-14 凸版印刷株式会社 波长转换片材用保护膜、波长转换片材及背光单元
KR101691340B1 (ko) * 2014-10-16 2016-12-29 도판 인사츠 가부시키가이샤 양자 도트 보호 필름, 그것을 사용한 양자 도트 필름 및 백라이트 유닛
CN104407412A (zh) * 2014-12-15 2015-03-11 广州创维平面显示科技有限公司 导光板、液晶显示装置、导光板的加工装置及加工方法
JP6576087B2 (ja) * 2015-04-21 2019-09-18 株式会社沖データ 画像形成装置及び複合装置
WO2019213661A1 (en) 2018-05-04 2019-11-07 Red E Innovations, Llc System for monitoring an injection mold or stamping die
CN121232346A (zh) * 2024-06-28 2025-12-30 中强光电股份有限公司 导光板及光源模块

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5477422A (en) * 1992-05-22 1995-12-19 Nokia Mobile Phones Limited Illuminated LCD apparatus
JPH10188642A (ja) * 1996-12-25 1998-07-21 Sony Corp 照明装置
US6174064B1 (en) * 1997-12-29 2001-01-16 Nippon Denyo Company Light guide panel and plane illuminator apparatus
CN1327161A (zh) * 2000-06-07 2001-12-19 明碁电脑股份有限公司 以喷砂方式来制作背光板的均光图案的方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100371393B1 (ko) * 1997-06-28 2003-11-28 주식회사 엘지화학 액정 표시 판넬용 광학 시트 및 그 제조 방법
JP3654410B2 (ja) * 1997-08-11 2005-06-02 株式会社エンプラス サイドライト型面光源装置、液晶表示装置及び導光板
KR20000038518A (ko) * 1998-12-04 2000-07-05 윤종용 반사형 액정표시장치
KR100383033B1 (ko) * 1999-11-13 2003-05-09 전자부품연구원 표시 장치용 백라이트 장치
KR20040005309A (ko) * 2002-07-09 2004-01-16 삼성전자주식회사 도광장치와 이를 갖는 백라이트 어셈블리 및 액정 표시 장치
TWI273292B (en) * 2002-12-31 2007-02-11 Hon Hai Prec Ind Co Ltd Light guide plate and backlight system using the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5477422A (en) * 1992-05-22 1995-12-19 Nokia Mobile Phones Limited Illuminated LCD apparatus
JPH10188642A (ja) * 1996-12-25 1998-07-21 Sony Corp 照明装置
US6174064B1 (en) * 1997-12-29 2001-01-16 Nippon Denyo Company Light guide panel and plane illuminator apparatus
CN1327161A (zh) * 2000-06-07 2001-12-19 明碁电脑股份有限公司 以喷砂方式来制作背光板的均光图案的方法

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102279432A (zh) * 2010-04-06 2011-12-14 Skc哈斯显示器薄膜有限公司 用微图案化的载体制造的双面导光板
CN102588803A (zh) * 2012-03-14 2012-07-18 昆山市诚泰电气股份有限公司 平板型led灯
CN102588802A (zh) * 2012-03-14 2012-07-18 昆山市诚泰电气股份有限公司 Led平面灯
CN103927950A (zh) * 2013-01-11 2014-07-16 群创光电股份有限公司 具有雾度元件的显示装置

Also Published As

Publication number Publication date
KR20040005309A (ko) 2004-01-16
CN1470917A (zh) 2004-01-28
JP2004039640A (ja) 2004-02-05
JP4362048B2 (ja) 2009-11-11
US20040008507A1 (en) 2004-01-15
US7580091B2 (en) 2009-08-25
TWI336011B (en) 2011-01-11
US7133092B2 (en) 2006-11-07
US20070127260A1 (en) 2007-06-07
TW200405093A (en) 2004-04-01

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SE01 Entry into force of request for substantive examination
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Owner name: SAMSUNG MONITOR CO., LTD.

Free format text: FORMER OWNER: SAMSUNG ELECTRONICS CO., LTD.

Effective date: 20121029

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20121029

Address after: Gyeonggi Do, South Korea

Patentee after: Samsung Display Co.,Ltd.

Address before: Gyeonggi Do, South Korea

Patentee before: Samsung Electronics Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20080625

Termination date: 20210708